import 'package:flutter/material.dart';

void main() {
  runApp(MaterialApp(
    home: Scaffold(
      appBar: AppBar(
        title: const Text("Roll Widget Demo"),
      ),
      body: GridViewWidget(),
    ),
  ));
}

class GridViewWidget extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return GridView(
      gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
          crossAxisCount: 3, childAspectRatio: 1),
      children: const <Widget>[
        Icon(Icons.ac_unit),
        Icon(Icons.airport_shuttle),
        Icon(Icons.all_inclusive),
        Icon(Icons.beach_access),
        Icon(Icons.cake),
        Icon(Icons.free_breakfast),
      ],
    );
  }
}
